... / full range2) Plastic cover, IP 67 design3) Constant voltage design4) Isolation class 2, no PE5) Suitable for ourdoor ... 5%Load regulation± 0.5% Output overload protection105~150%, hiccup mode, auto recoveryOutput over voltage protectionclamping by zenor diodeWithstand voltageI/P ... , Y, Z axes Cooling methodconvection Model No.DC Output Voltage Tolerance R&NEfficiencyHF20W-PLV-1212V1.7A± 3%120mV80%HF20W ...